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प्रश्न
Which has the higher frequency - ultrasonic sound or infrasonic sound?
एक पंक्ति में उत्तर
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उत्तर
Ultrasonic sound has higher frequency than infrasonic sound.
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क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
संबंधित प्रश्न
The sketches I to IV in following Figure show sound waves, all formed in the same time interval.
 |
 |
| I | II |
 |
 |
| III | IV |
Which diagram shows
- a note from a musical instrument
- a soft (or feeble) note,
- a bass (low frequency) note.
Name the sound of the frequency given below:
100 Hz
What do you understand by the term ultrasonic vibrations?
How do bats locate their prey during a flight?
State four practical uses of ultrasonic vibrations.
Does SONAR make use of infrasonic sound?
What does SONAR stand for? Where do we make use of SONAR?
State the main components of a hearing aid.
State the properties of ultrasound that make it useful.
The range of audible frequency for the human ear is
